package com.lw.syn;

/**
 * @author LW
 * @2020/8/18 10:35
 */
public class UnsafeBank extends Thread {



    public static void main(String[] args) {
        Account account = new Account(100,"余额");
        Drawing you = new Drawing(account,50,"你");
        Drawing other = new Drawing(account,50,"别人");
        you.start();
        other.start();
    }

}

class Account{
    int money;
    String name;

    public Account(int money, String name) {
        this.money = money;
        this.name = name;
    }
}

class Drawing extends Thread{
    Account account;//账号
    int drawingMoney;//取了多少钱
    int nowMoney;//现在手里有多少钱
    public Drawing(Account account,int drawingMoney, String name) {
        super(name);
        this.account=account;
        this.drawingMoney=drawingMoney;

    }

    @Override
    public void run() {
        //判断有没有钱
        if (account.money-drawingMoney<0){
            System.out.println(Thread.currentThread().getName()+"********钱不够，取不了");
            return;
        }
        try {
            Thread.sleep(100);
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
        //卡内余额
        account.money = account.money-drawingMoney;
        //手里的钱
        nowMoney =nowMoney + drawingMoney;

        System.out.println(account.name+"余额为："+account.money);
        //Thread.currentThread().getName()==this.getName()
        System.out.println(this.getName()+"手里的钱："+nowMoney);

    }
}


